ATE139879T1 - Gerät zur erzeugung einer gerasterten reproduktion eines bildes - Google Patents

Gerät zur erzeugung einer gerasterten reproduktion eines bildes

Info

Publication number
ATE139879T1
ATE139879T1 AT91304219T AT91304219T ATE139879T1 AT E139879 T1 ATE139879 T1 AT E139879T1 AT 91304219 T AT91304219 T AT 91304219T AT 91304219 T AT91304219 T AT 91304219T AT E139879 T1 ATE139879 T1 AT E139879T1
Authority
AT
Austria
Prior art keywords
original
image
coordinate pair
density values
reproduction
Prior art date
Application number
AT91304219T
Other languages
English (en)
Inventor
Haim Kreitman
Original Assignee
Scitex Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Scitex Corp Ltd filed Critical Scitex Corp Ltd
Application granted granted Critical
Publication of ATE139879T1 publication Critical patent/ATE139879T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • H04N1/4058—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern with details for producing a halftone screen at an oblique angle

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Holo Graphy (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Image Analysis (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Generation (AREA)
  • Image Processing (AREA)
AT91304219T 1990-05-18 1991-05-10 Gerät zur erzeugung einer gerasterten reproduktion eines bildes ATE139879T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/524,922 US5150225A (en) 1990-05-18 1990-05-18 Apparatus for generating a screened reproduction of an image

Publications (1)

Publication Number Publication Date
ATE139879T1 true ATE139879T1 (de) 1996-07-15

Family

ID=24091196

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91304219T ATE139879T1 (de) 1990-05-18 1991-05-10 Gerät zur erzeugung einer gerasterten reproduktion eines bildes

Country Status (7)

Country Link
US (1) US5150225A (de)
EP (1) EP0457511B1 (de)
JP (1) JPH05347702A (de)
AT (1) ATE139879T1 (de)
CA (1) CA2042761A1 (de)
DE (1) DE69120471T2 (de)
IL (1) IL98114A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5227895A (en) * 1990-08-03 1993-07-13 Scitex Corporation Ltd. Method and apparatus for image reproduction
JPH077624A (ja) * 1991-09-09 1995-01-10 Mitsubishi Paper Mills Ltd 網点画像記録方法
DE4205085A1 (de) * 1992-02-17 1993-08-26 Mannesmann Ag Verfahren und schaltung zum erzeugen von bild-informationen (pixmaps)
US5239391A (en) * 1992-03-20 1993-08-24 Eastman Kodak Company Apparatus for generating halftone dots from dot envelope parameters
US5233441A (en) * 1992-03-20 1993-08-03 Eastman Kodak Company Method for representing halftone dots with dot envelope parameters
US5446558A (en) * 1992-10-05 1995-08-29 Eastman Kodak Company Apparatus and associated method for representing elliptical halftone dots
US5751594A (en) * 1993-03-16 1998-05-12 Emc Corporation Aperture control system for printed circuit board fabrication
IL106514A (en) * 1993-07-28 1997-08-14 Scitex Corp Ltd Apparatus and method for screening images for reproduction
US5440652A (en) * 1993-09-10 1995-08-08 Athena Design Systems, Inc. Method and apparatus for preparing color separations based on n-way color relationships
US5689623A (en) * 1995-03-27 1997-11-18 Optronics International Corporation Spread spectrum digital screening
DE29507302U1 (de) * 1995-05-05 1995-06-22 MAN Roland Druckmaschinen AG, 63075 Offenbach Rotationsdruckmaschine
US5745250A (en) * 1997-03-07 1998-04-28 Xerox Corporation Method of producing tint dots with pairs of holladay halftones

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1448112A (en) * 1973-02-13 1976-09-02 Int Publishing Corp Ltd Electronic screening
US4040094A (en) * 1973-02-13 1977-08-02 International Publishing Corporation Ltd. Electronic screening
US4149183A (en) * 1976-05-21 1979-04-10 Xerox Corporation Electronic halftone generator
US4456924A (en) * 1980-04-14 1984-06-26 Scitex Corporation Ltd. Screened image reproduction
US4350996A (en) * 1980-04-14 1982-09-21 Scitex Corporation Ltd. Screened image reproduction
EP0047145B1 (de) * 1980-09-01 1988-03-16 Crosfield Electronics Limited Verfahren zum Erzeugen einer Halbtonreproduktion
JPS60213170A (ja) * 1984-04-06 1985-10-25 Dainippon Screen Mfg Co Ltd 画像走査記録装置における網点パタ−ン発生方法
JPS6258779A (ja) * 1985-09-06 1987-03-14 Dainippon Screen Mfg Co Ltd 網目版画像記録装置
JPH0626440B2 (ja) * 1987-05-26 1994-04-06 大日本スクリ−ン製造株式会社 網点作成装置
AU605298B2 (en) * 1987-05-29 1991-01-10 Digital Equipment Corporation System for producing dithered images on asymmetric grids

Also Published As

Publication number Publication date
DE69120471T2 (de) 1997-02-20
JPH05347702A (ja) 1993-12-27
IL98114A0 (en) 1992-06-21
IL98114A (en) 1995-01-24
CA2042761A1 (en) 1991-11-19
US5150225A (en) 1992-09-22
EP0457511A2 (de) 1991-11-21
EP0457511A3 (en) 1993-01-13
DE69120471D1 (de) 1996-08-01
EP0457511B1 (de) 1996-06-26

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